Gua sha Gua sha (刮痧; guāshā) is abrading the pores and skin with pieces of sleek jade, bone, animal tusks or horns or smooth stones; till pink places then bruising go over the area to which it is completed. System regeneration and healing are assumed to happen in this https://gunnerhz9k3.therainblog.com/26238088/a-review-of-chinese-medicine-acupuncture-points